Space exploration began with the launch of Sputnik and Astrophysics was born as the application of physics to the phenomena observed by Astronomy, which etymologically means laws of the stars.
There are 2759 entries in this glossary.| Term | Definition |
|---|---|
| Head-Tail Galaxy |
A radio galaxy with radio emission streaming away to one side of the corresponding optical galaxy, giving a shape resembling a tadpole.
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